Compress Video On

compress videoClick on the Choose File button and select the MP4 video (.mp4 file) from your computer, laptop or phone that you want to compress (or optimize). Wait for the Compression to Complete. After choosing the file, you will see that the videoVideo file size can be up to 200M. 2. Set video compression options: Lossless compression: Use the slowest video encoding speed to achieve the best video compression (quality per file size).